Charles Vallance
Founder & Principal Engineer at Crave Tech
Wellington, Wellington, New Zealand
Summary
👤
Senior🎓
Top SchoolCharles Vallance is a Founder and Principal Engineer with 14 years of experience building cloud-native platforms and AI-first products from concept to production. Based in Wellington, New Zealand, he combines hands-on backend and DevOps expertise with leadership roles that have shaped engineering culture at fast-growing fintech startup Sharesies and multiple SaaS companies. He has architected and delivered market and data services with direct exchange connectivity, led microservice migrations, and built resilient CI/CD, Kubernetes, and Terraform-driven infrastructure. A pragmatic engineer who moves between code, architecture and people, Charles mentors tech leads and has repeatedly turned legacy systems into scalable, testable platforms. His open-source work includes a Kubernetes sidecar for MongoDB addressing replica set management and compatibility with evolving k8s APIs—evidence of his attention to operational detail. He pairs an electrical engineering background with a track record of shipping high-throughput, production systems under cost and reliability constraints.
14 years of coding experience
19 years of employment as a software developer
BEng Electronics & Electrical, BEng Electronics & Electrical at University of CanterburyRathkeale College
English
Github Skills (15)
kubernetes10
replica-set10
javascript10
nodejs10
backend10
mongodb10
back-end-development10
mongodb-database10
kubernetes-pods10
async9
asynchronous9
docker8
dockers8
devops8
yaml7
Programming languages (8)
Github contributions (5)
cravall/mongo-k8s-sidecar
May 2015 - Mar 2020
Kubernetes sidecar for Mongo
Role in this project:
Backend & DevOps Engineer
Backend & DevOps EngineerContributions:40 commits, 27 PRs, 37 pushes in 4 years 10 months
Contributions summary:Charles primarily focused on developing and maintaining a Kubernetes sidecar for MongoDB. They implemented core logic for replica set management, including initialization, member addition/removal, and health checks. The user also updated the codebase to be compatible with newer Kubernetes versions (v1beta3) and made improvements to the deployment examples. Furthermore, the contributions included addressing potential issues related to database connections and pod IP assignments.
mongosidecarkubernetesmongodb
cvallance/advent
Dec 2021 - Dec 2023
Contributions:2 PRs, 67 pushes, 1 branch in 2 years
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